# High security environment

Security is key to designing wellfunctioning collaboration applications.

In Tempus Serva you can build extremely complex permission schemes, by combining permission rules with data ownership - for example:

> Operators have access to Title, Files and Deadline, but only for 'Open' and 'On hold' cases belonging to Warehouse North

[![image.png](https://docs.tsnocode.com/uploads/images/gallery/2025-07/scaled-1680-/LJxIAoZW1Bjr6slQ-image.png)](https://docs.tsnocode.com/uploads/images/gallery/2025-07/LJxIAoZW1Bjr6slQ-image.png)

Naturally the user authentication is protected by a wide varity of protective mechanisms.